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Re: Linking ECPG files to a C program

From: Jim Parker <hparker(at)fit(dot)edu>
To: Antonio Sergio de Mello e Souza <asergioz(at)bol(dot)com(dot)br>
Cc: pgsql-interfaces(at)postgresql(dot)org
Subject: Re: Linking ECPG files to a C program
Date: 2002-03-06 16:46:46
Message-ID: 200203061646.g26GklYs008323@smtp-server2.tampabay.rr.com (view raw or flat)
Thread:
Lists: pgsql-interfaces
G'Day !

Thanks, I modified my Makefile accordingly and it now works.

I wonder if it was the SUFFIX rules ... ?

cheers
Jim parker

On Wed, 06 Mar 2002, Antonio Sergio de Mello e Souza wrote:
> Date: Wed, 06 Mar 2002 10:39:42 -0300
> To: hopeye(at)cfl(dot)rr(dot)com
> From: Antonio Sergio de Mello e Souza <asergioz(at)bol(dot)com(dot)br>
> CC: pgsql-interfaces(at)postgresql(dot)org
> Subject: Re: [INTERFACES] Linking ECPG files to a C program
> 
>   Jim Parker wrote:
> 
> >
> >Should I create a library to hold the ECPG routines ?  
> >
> It is not necessary.
> 
> >
> >Does anyone have any example code/Makefile I can look at ?
> >
> This is an example similar to the makefile that I use:
> 
> 
> EC       = ecpg
> CC       = gcc
> INCPG    = /usr/local/pgsql/include   # Path for postgresql includes.
> INCAPP   = ../h                       # Path for application-specific 
> header.
> INCSQL   = ../h                       # Path for host variables 
> declarations header.
> LIBPG    = /usr/local/pgsql/lib       # Path for ecpg libraries.
> LIBSPG   = -lecpg -lpq                # Ecpg libraries.
> CFLAGS   = -Wall -g -c
> 
> # I use the suffix '.ec' for ecpg source files instead of '.pgc'.
> 
> %.c : %.ec
>     $(EC) -t -I $(INCSQL) -o $@ $<
> 
> %.o : %.c
>     $(CC) $(CFLAGS) -I $(INCPG) -I $(INCAPP) -o $@ $<
> 
> % : %.o ;
> 
> ..PHONY: all util clean
> 
> all: util program1 program2
> 
> util: util1.o util2.o util3.o
> 
> program1: program1.o util1.o util2.o
>     $(CC) -o $@ $^ -L $(LIBPG) $(LIBSPG)
> 
> program2: program2.o util2.o util3.o
>     $(CC) -o $@ $^ -L $(LIBPG) $(LIBSPG)
> 
> clean:
>     -rm -f *.o core
> 
> 
> Regards,
> 
> Antonio Sergio
> 
> 
> 
> 

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